Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11410735 | Memory system | Kazutaka Takizawa, Yoshihisa Kojima | 2022-08-09 |
| 11127476 | Memory system controlling a threshold voltage in a read operation and method | Kazutaka Takizawa, Yoshihisa Kojima, Sumio Kuroda | 2021-09-21 |
| 10910068 | Memory system and nonvolatile memory | Kazutaka Takizawa, Yoshihisa Kojima | 2021-02-02 |
| 10740101 | Memory system | Kazutaka Takizawa, Yoshihisa Kojima | 2020-08-11 |
| 10658055 | Memory system and method for controlling memory system | Kazutaka Takizawa, Yoshihisa Kojima | 2020-05-19 |
| 10586601 | Semiconductor memory device and read control method thereof | Kazutaka Takizawa | 2020-03-10 |
| 10552043 | Memory system | Kazutaka Takizawa | 2020-02-04 |
| 10497446 | Memory system controlling data erase for nonvolatile memory and control method for erasing data | Kazutaka Takizawa | 2019-12-03 |
| 10395723 | Memory system that differentiates voltages applied to word lines | Kazutaka Takizawa | 2019-08-27 |
| 10366771 | Controller, memory system, and block management method for NAND flash memory using the same | Kazutaka Takizawa | 2019-07-30 |
| 10249349 | Control system | Kazutaka Takizawa, Yoshihisa Kojima, Sumio Kuroda | 2019-04-02 |
| 10186326 | Memory device that executes an erase operation for a nonvolatile memory | Kazutaka Takizawa, Chao Wang | 2019-01-22 |
| 9852786 | Semiconductor memory device that varies voltage levels depending on which of different memory regions thereof is accessed | Kazutaka Takizawa | 2017-12-26 |
| 9812215 | Memory device that executes an erase operation for a nonvolatile memory | Kazutaka Takizawa, Chao Wang | 2017-11-07 |
| 9788463 | Semiconductor memory device having a heat insulating mechanism | Yasuyuki Ozawa, Fuminori Kimura, Masahiro Iijima, Yoshiharu Matsuda, Kenichi Sawanaka +1 more | 2017-10-10 |
| 9728268 | Memory device | Kazutaka Takizawa | 2017-08-08 |
| 9362000 | Memory system and management method thereof | Kazutaka Takizawa | 2016-06-07 |
| 6587311 | Magnetic storage device having a head suspension | Masayoshi Amasaka | 2003-07-01 |
| 6297938 | Magnetic head and method for producing the same | — | 2001-10-02 |
| 5978181 | Magnetic head and magnetic recording/reproducing apparatus | Yuji Sasaki | 1999-11-02 |